Siyakuqonda ukubaluleka kokuxhumana okucacile uma kuziwa ezethulweni zomkhiqizo. Ngakho-ke, sithuthukise ngokucophelela uhla lwethu lwamadayi we-solvent ukuze kucace kakhulu nokusebenza kahle. Udayi ngamunye uhlelwe ngokucophelela ukuze kuqinisekiswe ukuchithwa okungenamthungo nokungaguquguquki kuzincibilikisi, kube lula ukusetshenziswa kanye nenqubo yokukhiqiza ephumelelayo.